947954176

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{142421}}^1$

素因数の和:142452

約数の個数: 40

約数和(自身を含む): 2039767884

約数和(自身を除く): 1091813708

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 832, 1664, 3328, 6656, 142421, 284842, 569684, 1139368, 1851473, 2278736, 3702946, 4557472, 7405892, 9114944, 14811784, 18229888, 29623568, 36459776, 59247136, 72919552, 118494272, 236988544, 473977088, 947954176]

約数ペア:

[(1, 947954176), (2, 473977088), (4, 236988544), (8, 118494272), (13, 72919552), (16, 59247136), (26, 36459776), (32, 29623568), (52, 18229888), (64, 14811784), (104, 9114944), (128, 7405892), (208, 4557472), (256, 3702946), (416, 2278736), (512, 1851473), (832, 1139368), (1664, 569684), (3328, 284842), (6656, 142421)]